From nobody Mon Feb 9 02:14:23 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488171882234164.1076563658413; Sun, 26 Feb 2017 21:04:42 -0800 (PST) Received: from localhost ([::1]:50355 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDUH-00031i-2n for importer@patchew.org; Mon, 27 Feb 2017 00:04:41 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60779) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOD-0006b0-4P for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciDO9-0002Lh-73 for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:25 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:39044) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciDO8-0002LD-Vm for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:21 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1R4suia065723 for ; Sun, 26 Feb 2017 23:58:19 -0500 Received: from e28smtp05.in.ibm.com (e28smtp05.in.ibm.com [125.16.236.5]) by mx0a-001b2d01.pphosted.com with ESMTP id 28u88qke0n-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 26 Feb 2017 23:58:19 -0500 Received: from localhost by e28smtp05.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:14 +0530 Received: from d28relay07.in.ibm.com (d28relay07.in.ibm.com [9.184.220.158]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 2D831E005A; Mon, 27 Feb 2017 10:29:57 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay07.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4v9P09568360; Mon, 27 Feb 2017 10:27:09 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wCpQ005272; Mon, 27 Feb 2017 10:28:13 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wCxw005260; Mon, 27 Feb 2017 10:28:12 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:55 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0016-0000-0000-000003E8153B X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0017-0000-0000-000028CD2874 Message-Id: <1488171481-21699-3-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=2 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v6 2/8] target/ppc: update ca32 in arithmetic add X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Adds routine to compute ca32 - gen_op_arith_compute_ca32 For 64-bit mode use the compute ca32 routine. While for 32-bit mode, CA and CA32 will have same value. Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index be7378b..eba83ef 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -816,6 +816,23 @@ static inline void gen_op_arith_compute_ov(DisasContex= t *ctx, TCGv arg0, tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); } =20 +static inline void gen_op_arith_compute_ca32(DisasContext *ctx, + TCGv res, TCGv arg0, TCGv arg= 1, + int sub) +{ + TCGv t0; + + if (!is_isa300(ctx)) { + return; + } + + t0 =3D tcg_temp_new(); + tcg_gen_xor_tl(t0, arg0, arg1); + tcg_gen_xor_tl(t0, t0, res); + tcg_gen_extract_tl(cpu_ca32, t0, 32, 1); + tcg_temp_free(t0); +} + /* Common add function */ static inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, bool add_ca, bool compute_c= a, @@ -842,6 +859,9 @@ static inline void gen_op_arith_add(DisasContext *ctx, = TCGv ret, TCGv arg1, tcg_temp_free(t1); tcg_gen_shri_tl(cpu_ca, cpu_ca, 32); /* extract bit 32 */ tcg_gen_andi_tl(cpu_ca, cpu_ca, 1); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ca32, cpu_ca); + } } else { TCGv zero =3D tcg_const_tl(0); if (add_ca) { @@ -850,6 +870,7 @@ static inline void gen_op_arith_add(DisasContext *ctx, = TCGv ret, TCGv arg1, } else { tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, arg2, zero); } + gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 0); tcg_temp_free(zero); } } else { --=20 2.7.4